Seasonality
TTEK seasonality — Tetra Tech
Over the last 11 years, TTEK's strongest month on average has been July (+6.7%) and its weakest December (-4.0%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | +0.40% | +2.25% | 60% | +12.3% | -18.0% | 10 |
| Feb | -0.37% | -3.17% | 40% | +14.1% | -20.7% | 10 |
| Mar | -1.42% | +0.10% | 50% | +7.3% | -16.0% | 10 |
| Apr | +1.37% | +6.01% | 60% | +8.6% | -15.6% | 10 |
| May | +2.17% | +4.44% | 60% | +13.5% | -14.9% | 10 |
| Jun | +5.07% | +2.54% | 80% | +19.1% | -2.4% | 10 |
| Jul | +6.67% | +4.11% | 100% | +14.8% | +0.8% | 10 |
| Aug | +2.01% | +3.28% | 60% | +14.8% | -11.4% | 10 |
| Sep | -0.54% | -1.48% | 40% | +9.3% | -8.8% | 10 |
| Oct | +5.25% | +4.66% | 70% | +17.6% | -4.2% | 10 |
| Nov | +2.87% | +4.80% | 78% | +18.2% | -15.1% | 9 |
| Dec | -3.95% | -3.58% | 20% | +5.5% | -15.1% | 10 |
Monthly returns heat map — TTEK
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 12.3 | -4.8 | -16.0 | 7.3 | -14.9 | 5.1 | 14.8 | 9.0 | -8.8 | 17.3 | 4.2 | +20.1% | |
| 2025 | -7.6 | -20.7 | 0.2 | 6.6 | 12.0 | 2.9 | 2.2 | -0.9 | -8.3 | -4.2 | 8.6 | -3.5 | -15.8% |
| 2024 | -5.2 | 12.1 | 4.2 | 5.4 | 7.6 | -2.4 | 4.3 | 11.5 | -0.8 | 3.6 | -15.1 | -4.0 | +19.3% |
| 2023 | 7.1 | -12.0 | 7.3 | -5.8 | -0.7 | 19.1 | 3.3 | -7.0 | -3.4 | -0.7 | 4.8 | 5.5 | +15.0% |
| 2022 | -18.0 | 14.1 | 3.9 | -15.6 | -3.1 | 1.2 | 12.2 | -11.4 | -5.4 | 9.9 | 9.4 | -6.1 | -14.5% |
| 2021 | 5.0 | 13.8 | -1.9 | -6.0 | -6.4 | 2.1 | 9.4 | 7.7 | 3.8 | 17.6 | 5.1 | -8.1 | +46.7% |
| 2020 | -0.7 | -5.5 | -12.7 | 6.6 | 4.8 | 0.3 | 12.0 | 4.1 | 3.5 | 5.7 | 18.2 | -2.9 | +34.4% |
| 2019 | 6.6 | 8.8 | -0.7 | 8.6 | 4.3 | 16.3 | 0.8 | 2.4 | 7.0 | 0.8 | 0.9 | -2.4 | +66.4% |
| 2018 | 3.2 | -1.5 | 0.0 | -1.1 | 13.5 | 6.5 | 3.9 | 14.8 | -2.1 | -3.3 | -7.7 | -15.1 | +7.5% |
| 2017 | 1.3 | -7.9 | 1.5 | 7.6 | 4.5 | -0.4 | 3.7 | -10.2 | 9.3 | 5.8 | 1.5 | -3.7 | +11.6% |
| 2016 | 0.7 |